{"id":835940,"date":"2026-10-31T18:51:14","date_gmt":"2026-10-31T18:51:14","guid":{"rendered":"https:\/\/tunerscapital.si\/product\/acl-race-ojnicni-lezaji-za-bmw-m54-m52-m20\/"},"modified":"2026-10-31T18:51:34","modified_gmt":"2026-10-31T18:51:34","slug":"acl-race-ojnicni-lezaji-za-bmw-m54-m52-m20","status":"publish","type":"product","link":"https:\/\/tunerscapital.eu\/en\/product\/acl-race-ojnicni-lezaji-za-bmw-m54-m52-m20\/","title":{"rendered":"ACL Race rod bearings for BMW M54 \/ M52 \/ M20 \u2026"},"content":{"rendered":"<p>ACL Race rod bearings are trimetal engine bearings designed for higher RPM conditions. Their combination of design, metallurgy and engineering supports consistent performance of the bearing surface.<\/p>\n<p>The set contains ACL Race Series rod bearings. The construction includes features for improved heat transfer, bearing retention in the housing and the formation of hydrodynamic oil films.<\/p>\n<ul>\n<li><strong>High-strength overlay plate<\/strong> with reduced thickness for improved fatigue properties<\/li>\n<li><strong>Hardened steel backs<\/strong> for improved support of the bearing lining and bearing retention in the housing<\/li>\n<li><strong>Increased crush<\/strong> for improved bearing retention<\/li>\n<li><strong>Elimination of flash plating on the back<\/strong> for improved heat transfer and increased grip between the bearings and housing<\/li>\n<li><strong>Increased eccentricity<\/strong> to compensate for bore distortion at high RPM and assist in the formation of hydrodynamic oil films<\/li>\n<\/ul>\n<p><strong>Suitable for:<\/strong> BMW 3 II (E30) \/ III (E36) \/ IV (E46), BMW 5 I (E28) \/ II (E34) \/ IV (E39) \/ V (E60\/E61), BMW 7 III (E38) \/ IV (E65\/E66\/E67), BMW X3 I (E83), BMW X5 I (E53), BMW Z1 I (E30\/Z), BMW Z3 I (E36), BMW Z4 I (E85\/E86).<\/p>\n<p><strong>Engines:<\/strong> M54, M52, M20, M50 (M20B25, M20B27, M50B20, M52B20, M50B25, M52B25, M52B28, M54B22, M54B25, M54B30, M20B20, M20B23, M50B27). Please check your vehicle\u2019s engine code (registration document or VIN) before ordering; if in doubt, contact us and we will check for you.<\/p>\n<h3>Sizes<\/h3>\n<p>STD is the standard size for an unground crankshaft. Undersizes (\u22120.25 mm, \u22120.50 mm \u2026) are for a reground crank, and \u201c+0.025 mm clearance\u201d (X) is for highly stressed engines. Your machine shop chooses the size after measuring.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ACL Race trimetal rod bearings for BMW M54, M52 and M20 with hardened steel backs, increased crush and a design for higher RPM.<\/p>\n","protected":false},"featured_media":835404,"comment_status":"open","ping_status":"closed","template":"","meta":{"ep_exclude_from_search":false},"product_brand":[147343],"product_cat":[147260],"product_tag":[],"class_list":["post-835940","product","type-product","status-publish","has-post-thumbnail","tc_lang-en","tc_lang-hr","product_brand-acl","product_cat-lezaji-motorja","product_shipping_class-dostava-teza-do-2kg","pa_proizvajalec-acl","first","onbackorder","taxable","shipping-taxable","purchasable","product-type-variable","has-default-attributes"],"_links":{"self":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product\/835940","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/comments?post=835940"}],"wp:attachment":[{"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/media?parent=835940"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_brand?post=835940"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_cat?post=835940"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/tunerscapital.eu\/en\/wp-json\/wp\/v2\/product_tag?post=835940"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}